【修改说明】将modelarts训练这部分更改为导出AIR模型默认行为，添加容器启动脚本，删除启动脚本即pipeline文件中不必要的路径和环境变量设置，合并commit记录;
【验证结果】昇腾310离线推理芯片的sdk推理精度达标，mxbase推理功能跑通，抽样结果与sdk一致，昇腾910芯片modelarts训练功能打通
【修改人】daisurong
【评审人】yumingchuan

【DPN】update sdk infer start script and pipeline file
【DPN】update model convert script
【DPN】modify data preprocessing of mxbase inference, ensure the result of sdk inference and mxbase inference consistant
【DPN】 add docker_start.sh
【DPN】add copyrights to docker_start.sh

Merge pull request !82 from zhouneng/code_docs_fix_issue_I48PVI

Merge pull request !89 from Atlas_hrp/master

Merge pull request !97 from chenweitao_295/centerface_shell

Merge pull request !100 from lvmingfu/code_docs_master1

[修改人] haoripei
[审核人] chenshushu

[模型训练] 支持r1.3分支resnet50图编译保存和加载，ckpt带策略保存和pangu_alpha续训-同步r1.3分支代码到master
[修改人] haoripei
[审核人] chenshushu

Merge pull request !83 from chenhaozhe/fix-links

Merge pull request !93 from huangbo/master

Merge pull request !61 from hjxcoder/dnet

Merge pull request !70 from Shawny/vgg19_master

Merge pull request !70 from Shawny/vgg19_master

Merge pull request !80 from huangxinjing/fix_pangu_gpu_error

Merge pull request !73 from huangxinjing/fix_pangu_gpu_error

Merge pull request !41 from zhouneng/code_docs_fix_issue_I43AM7

Merge pull request !41 from zhouneng/code_docs_fix_issue_I43AM7

Merge pull request !74 from chenhaozhe/fix-crnn-version-dismatch

Merge pull request !40 from chenhaozhe/Use-ReverseV2-in-CRNN

Merge pull request !40 from chenhaozhe/Use-ReverseV2-in-CRNN

Merge pull request !66 from ZeyangGAO/autoaugment

Merge pull request !67 from zhuyuxiao/I4AAAH

Merge pull request !21 from zhaoting/master

Merge pull request !34 from gengdongjie/master

Merge pull request !19 from Maige/code_docs_week3

Merge pull request !14 from 周莉莉/master